12 results
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of ... is shown on the neck ... diastole, when the tricuspid ... #AWaves #Complete ... Clinical #Video #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... waves - Atrial ... pulmonic stenosis - Cannon ... Jugular #Waveforms #JVP ... #PhysicalExam #
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... against a closed tricuspid ... a wave usually ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... #AWaves #Neck # ... PhysicalExam #JVP
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... a waves in AVNRT ... #AWaves #AVNRT ... #Neck #PhysicalExam ... #JVP #Cardiology
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
waves in the inferior ... waves in the inferior ... waves. ... #Diagnosis #ECG ... #Classification
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... Neck Examination ... like a constant cannon ... #Flutter #Neck ... #PhysicalExam #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... a waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
Components • a wave ... • c wave - caused ... the y descent cannot ... #Waveforms #JVP ... #PhysicalExam #cardiology
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
ventricle (RV), tricuspid ... fibrillation/flutter ... forward flow like tricuspid ... Classic “cannon ... Interpretation #Diagnosis